Tag: mdadm

Linux RAID Mdadm Cheat Sheet Mdadm is the modern tool most Linux distributions use these days to manage software RAID arrays; in the past raidtools was the tool we have used for this. This cheat sheet will show the most common usages of mdadm to manage software raid arrays; it assumes

raid (mdadm / software raid) issues with grub Playing around on my labrat I realized that sometimes EL/Centos (6.5 when writing this) messes up booting when using Software raid. When typical stuff like grub-install from a rescue console doesn’t work: # chroot /mnt/sysimage/ # grub-install /dev/sda /dev/md0 does not have any